660292308

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{557}}^1$

素因数の和:746

約数の個数: 144

約数和(自身を含む): 1919408400

約数和(自身を除く): 1259116092

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 34, 36, 39, 51, 52, 68, 78, 102, 117, 149, 153, 156, 204, 221, 234, 298, 306, 442, 447, 468, 557, 596, 612, 663, 884, 894, 1114, 1326, 1341, 1671, 1788, 1937, 1989, 2228, 2533, 2652, 2682, 3342, 3874, 3978, 5013, 5066, 5364, 5811, 6684, 7241, 7599, 7748, 7956, 9469, 10026, 10132, 11622, 14482, 15198, 17433, 18938, 20052, 21723, 22797, 23244, 28407, 28964, 30396, 32929, 34866, 37876, 43446, 45594, 56814, 65169, 65858, 69732, 82993, 85221, 86892, 91188, 98787, 113628, 123097, 130338, 131716, 165986, 170442, 197574, 246194, 248979, 260676, 296361, 331972, 340884, 369291, 395148, 492388, 497958, 592722, 738582, 746937, 995916, 1078909, 1107873, 1185444, 1410881, 1477164, 1493874, 2157818, 2215746, 2821762, 2987748, 3236727, 4232643, 4315636, 4431492, 5643524, 6473454, 8465286, 9710181, 12697929, 12946908, 16930572, 18341453, 19420362, 25395858, 36682906, 38840724, 50791716, 55024359, 73365812, 110048718, 165073077, 220097436, 330146154, 660292308]

約数ペア:

[(1, 660292308), (2, 330146154), (3, 220097436), (4, 165073077), (6, 110048718), (9, 73365812), (12, 55024359), (13, 50791716), (17, 38840724), (18, 36682906), (26, 25395858), (34, 19420362), (36, 18341453), (39, 16930572), (51, 12946908), (52, 12697929), (68, 9710181), (78, 8465286), (102, 6473454), (117, 5643524), (149, 4431492), (153, 4315636), (156, 4232643), (204, 3236727), (221, 2987748), (234, 2821762), (298, 2215746), (306, 2157818), (442, 1493874), (447, 1477164), (468, 1410881), (557, 1185444), (596, 1107873), (612, 1078909), (663, 995916), (884, 746937), (894, 738582), (1114, 592722), (1326, 497958), (1341, 492388), (1671, 395148), (1788, 369291), (1937, 340884), (1989, 331972), (2228, 296361), (2533, 260676), (2652, 248979), (2682, 246194), (3342, 197574), (3874, 170442), (3978, 165986), (5013, 131716), (5066, 130338), (5364, 123097), (5811, 113628), (6684, 98787), (7241, 91188), (7599, 86892), (7748, 85221), (7956, 82993), (9469, 69732), (10026, 65858), (10132, 65169), (11622, 56814), (14482, 45594), (15198, 43446), (17433, 37876), (18938, 34866), (20052, 32929), (21723, 30396), (22797, 28964), (23244, 28407)]